Tulammo TA223100 Rifle 223 Rem 55 gr Full Metal Jacket (FMJ) 100 Bx/ 10 Cs

If you are a high volume shooter, this is the ammo for you. This cartridge uses a non-corrosive Berdan primer and bullets with a lead core and full bimetal jacket. The steel case has is bottled-shaped with non-projecting flange and a phosphate polymer coating.